- Study guides, Class notes & Summaries

OREGON TATTOO LICENSING CERTIFICATION EXAM 2025 QUESTIONS WITH ANSWERS When the armature bar is flat on the front coil, what is the smallest gap above the rear coil? .010 What does a smaller gap above the rear coil cause? More Power What should armature bars be made of? Plain Steel How does a machine run if too much of the coil core is showing? Hot Where on the front spring should the contact screw be hitting? Front or End of spring What length of spring would run faster? Short spri...